Onslow County elevation and terrain tools
Coast • County seat: Jacksonville
Onslow County is flat coastal plain on the New River, which widens into a broad estuary below Jacksonville before reaching the sea at New River Inlet. Its shore is low barrier beach from Topsail Island to Bogue Inlet, backed by marsh, with the White Oak River along its northeastern line and pocosin inland.
Open the mapLidar coverage
Lidar projects that cover Jacksonville, from the USGS 3DEP index. Other parts of the county may come from other projects; the coverage guide explains how to check any spot.
| Project | Year | Cell size | Point density |
|---|---|---|---|
| NC_HurFlo_NOAA_14_2020used by the elevation model | 1.6 ft per pixel | — |
Property boundaries
The Property tool can select parcels in Onslow County from the county assessor’s GIS parcels (NC OneMap statewide parcels (county assessors)) and use the boundary as the area for any other tool. Assessor parcels are not surveys.
Tools for Onslow County
A PDF terrain report for a parcel: hillshade, contours, slope and elevation statistics.
How the tool worksContour lines at the interval you choose, on the map and as vector files.
How the tool worksHours of direct sun on any day of the year, with shadows cast by the terrain.
How the tool works